Sergeant Mark Hill will cycle from Spain to France to help raise money for the Royal Marines Charitable Trust Fund
He is the only musician in the 30 strong team which will be cycling more than 80 miles a day in temperatures topping 30c.
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Wednesday's weather for the west of the region
Dorset's Weymouth Beach has been named the UK's best by travellers, with Fistral Bay, Cornwall, coming in second place.
Wednesday morning's weather for the west of the region